CN117005185A - 一种抗菌面料及其制备方法 - Google Patents
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- 238000000034 method Methods 0.000 claims description 9
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- 229910017604 nitric acid Inorganic materials 0.000 claims description 7
- 239000000243 solution Substances 0.000 claims description 7
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 6
- 239000003607 modifier Substances 0.000 claims description 6
- 238000001291 vacuum drying Methods 0.000 claims description 6
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 claims description 4
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Abstract
本发明公开了一种抗菌面料的制备方法,所述制备方法包括:将涤纶、棉纤维、氨纶、莫代尔纤维中的一种或多种面料在整理液中浸渍处理后,再经预烘干、烘干处理,即完成抗菌面料的制备。本发明提供的抗菌面料以特定的整理液进行处理,使得制备得到的面料抗菌性能好;整理液以水性聚氨酯乳液为主要成膜物质,安全无毒;整理液中所使用的物质均常见且原料易得,且碳纳米管使用的量相较于煅烧高岭土少,成本整体可控。
Description
技术领域
本发明属于服装面料制备技术领域,具体涉及一种抗菌面料及其制备方法。
背景技术
生活水平的提高,各种功能性面料相继被开发,赋予了面料抗菌、防水、抗皱、透气等功能;其中,由于面料所含的纤维成分的原因,为微生物的出现和繁殖提供了优渥的生存环境,而微生物的存在将会滋生皮肤相关疾病,因此,面料的抗菌性尤为受到重视。一般来分,服装抗菌剂包括有机型、无机型、复合型等,其中复合型抗菌剂由于抗菌性和抗菌长效性等方面的优势受到越来越多的重视和研发。
科技文献(郑康. Cu2O/TiO2的制备及其在家纺领域的多功能应用研究. 博士论文. 苏州大学.)开发了Cu2O/TiO2在服装抗菌领域的应用,其涉及到金属离子的使用;专利文献CN104594029B提供了一种混纺棉面料的抗菌整理方法,使用到了植物提取物,壳聚糖、纳米二氧化钛等物质,提取物成分相对复杂。基于整理液的处理赋予面料抗菌性仍是目前面料的主要处理方式,围绕着整理液的研究,开发新型的高效抗菌、成本可控的抗菌面料生产方法具有重要意义。
发明内容
针对现有技术存在的不足,本发明的目的在于提供一种抗菌面料及其制备方法,所得面料抗菌性能好。
为了实现上述目的,本发明采用如下技术方案:
一种抗菌面料的制备方法,包括如下步骤:将涤纶、棉纤维、氨纶、莫代尔纤维中的一种或多种面料在整理液中浸渍处理后,再经预烘干、烘干处理,即完成抗菌面料的制备;
其中,所述整理液的制备包括如下步骤:
(a)将碳纳米管置于混合浓酸中处理,处理完成后经过滤、洗涤、真空干燥处理,即得改性碳纳米管;
(b)将煅烧高岭土加入含壳聚糖的醋酸水溶液中,搅拌0.5~2h后,经离心、洗涤、干燥处理,得一次改性物;随后将所述一次改性物加入到KH550水溶液中,搅拌4~8h后经水洗、干燥处理,即得二次改性物;
(c)将步骤(a)所得改性碳纳米管、十二烷基磺酸钠加入到水中,搅拌后再加入步骤(b)所得二次改性物,再次搅拌后加入水性聚氨酯乳液,再次搅拌均匀,即完成所述整理液的制备。
优选地,面料在整理液中浸渍温度为30~50℃,浸渍时间为0.5~2h。
优选地,步骤(a)中,混合浓酸由质量比为1:2.5的浓硫酸和浓硝酸混合组成;碳纳米管和混合浓酸的质量比为1:50~90。
优选地,步骤(a)中,混合浓酸处理温度为75~85℃,处理时间为4~12h。
优选地,步骤(b)中,含壳聚糖的醋酸水溶液中,醋酸的体积浓度为2.2%,壳聚糖的浓度为0.05~0.2g/mL,煅烧高岭土与壳聚糖的质量比为1:0.3~0.8。
优选地,步骤(b)中,煅烧高岭土的目数为400目。
优选地,步骤(b)中,KH550的质量浓度为0.4~1.2%;煅烧高岭土与KH550的质量比为1:0.08~0.2。
优选地,步骤(c)中,改性碳纳米管、十二烷基磺酸钠、二次改性物、水和水性聚氨酯乳液的质量比为0.5~2:0.1~0.5:3~10:100:25~45。
优选地,面料预烘干温度95℃,时间为5min;面料烘干温度为40℃,时间为36h。
同时,本发明还要求保护上述方法制备得到的面料。
与现有技术相比,本发明具有如下有益效果:
本发明提供的抗菌面料以特定的整理液进行处理,使得制备得到的面料抗菌性能好。
本发明中以煅烧高岭土、碳纳米管和壳聚糖常见原料制备整理液对面料进行处理赋以其抗菌性,具体来说:碳纳米管本身具有一定的抗菌性,但是其分散性差,故本发明中在制备过程中使用十二烷基磺酸钠先对其进行处理,同时,使用前用浓硫酸、浓硝酸对其进行处理,使其表面生成丰富的官能团(如羧基等),便于后续和壳聚糖-煅烧高岭土的复合接枝;壳聚糖-煅烧高岭土的制备过程中,首先使用壳聚糖对煅烧高岭土进行负载,煅烧高岭土具有较大的比表面积,有利于壳聚糖的吸附负载,克服壳聚糖单独使用时稳定差的不足;同时,利用硅烷偶联剂对一次改性物进行处理后,引入氨基官能团,便于改性碳纳米管的高效复合,壳聚糖含有的羟基等基团、硅烷偶联剂、改性碳纳米管等各物质间所含有的丰富官能团相互作用,能够形成较大的、稳定的分子网络结构,保证了物质在水性聚氨酯乳液中的分散性和面料抗菌的长效性。此外,上述物质所具有的丰富孔道结构还保证了面料的透气性。
总体而言,整理液以水性聚氨酯乳液为主要成膜物质,安全无毒;整理液中所使用的物质均常见且原料易得,且碳纳米管使用的量相较于煅烧高岭土少,成本整体可控。
具体实施方式
下面详细描述本发明的实施例,需要强调的是,所有实施例的展示旨在用于解释本发明,而不能理解为对本发明的限制。
本发明中所有的原料如无特殊说明外,均通过市场途径购买。其中,所述高岭土购自河北辉浩环保科技有限公司,400目;碳纳米管购自成都市中国科学院成都有机化学有限公司。
实施例1
一种抗菌面料的制备方法,包括如下步骤:将涤纶面料在整理液中于40℃下浸渍处理1h,一浸一轧,轧余率为75%;再经预烘干(温度95℃,时间5min)、烘干(温度40℃,时间36h)处理,即完成抗菌面料的制备;
其中,所述整理液的制备包括如下步骤:
(a)按照质量比1:80,将碳纳米管置于混合浓酸(质量比为1:2.5的浓硫酸和浓硝酸混合组成)中于80℃下处理6h,处理完成后经过滤、洗涤、真空干燥处理,即得改性碳纳米管;
(b)按照煅烧高岭土和壳聚糖质量比1:0.6,将煅烧高岭土加入含壳聚糖的2.2v/v%醋酸水溶液中(壳聚糖浓度为0.06g/mL),搅拌1h后,经离心、洗涤、干燥处理,得一次改性物;随后将所述一次改性物加入到0.8wt% KH550水溶液中,搅拌5h后经水洗、干燥处理,即得二次改性物;其中,煅烧高岭土与KH550的质量比为1:0.1;
(c)将步骤(a)所得改性碳纳米管、十二烷基磺酸钠加入到水中,搅拌后再加入步骤(b)所得二次改性物,再次搅拌后加入水性聚氨酯乳液,再次搅拌均匀,即完成所述整理液的制备;其中,改性碳纳米管、十二烷基磺酸钠、二次改性物、水和水性聚氨酯乳液的质量比为0.7:0.12:6:100:35。
实施例2
一种抗菌面料的制备方法,包括如下步骤:将涤纶面料在整理液中于40℃下浸渍处理1h,一浸一轧,轧余率为75%;再经预烘干(温度95℃,时间5min)、烘干(温度40℃,时间36h)处理,即完成抗菌面料的制备;
其中,所述整理液的制备包括如下步骤:
(a)按照质量比1:85,将碳纳米管置于混合浓酸(质量比为1:2.5的浓硫酸和浓硝酸混合组成)中于85℃下处理5h,处理完成后经过滤、洗涤、真空干燥处理,即得改性碳纳米管;
(b)按照煅烧高岭土和壳聚糖质量比1:0.7,将煅烧高岭土加入含壳聚糖的2.2v/v%醋酸水溶液中(壳聚糖浓度为0.065g/mL),搅拌1.5h后,经离心、洗涤、干燥处理,得一次改性物;随后将所述一次改性物加入到0.85wt% KH550水溶液中,搅拌6h后经水洗、干燥处理,即得二次改性物;其中,煅烧高岭土与KH550的质量比为1:0.12;
(c)将步骤(a)所得改性碳纳米管、十二烷基磺酸钠加入到水中,搅拌后再加入步骤(b)所得二次改性物,再次搅拌后加入水性聚氨酯乳液,再次搅拌均匀,即完成所述整理液的制备;其中,改性碳纳米管、十二烷基磺酸钠、二次改性物、水和水性聚氨酯乳液的质量比为0.6:0.11:5.5:100:38。
实施例3
一种抗菌面料的制备方法,包括如下步骤:将涤纶面料在整理液中于40℃下浸渍处理1h,一浸一轧,轧余率为75%;再经预烘干(温度95℃,时间5min)、烘干(温度40℃,时间36h)处理,即完成抗菌面料的制备;
其中,所述整理液的制备包括如下步骤:
(a)按照质量比1:75,将碳纳米管置于混合浓酸(质量比为1:2.5的浓硫酸和浓硝酸混合组成)中于85℃下处理4h,处理完成后经过滤、洗涤、真空干燥处理,即得改性碳纳米管;
(b)按照煅烧高岭土和壳聚糖质量比1:0.65,将煅烧高岭土加入含壳聚糖的2.2v/v%醋酸水溶液中(壳聚糖浓度为0.055g/mL),搅拌2h后,经离心、洗涤、干燥处理,得一次改性物;随后将所述一次改性物加入到0.9wt% KH550水溶液中,搅拌6h后经水洗、干燥处理,即得二次改性物;其中,煅烧高岭土与KH550的质量比为1:0.15;
(c)将步骤(a)所得改性碳纳米管、十二烷基磺酸钠加入到水中,搅拌后再加入步骤(b)所得二次改性物,再次搅拌后加入水性聚氨酯乳液,再次搅拌均匀,即完成所述整理液的制备;其中,改性碳纳米管、十二烷基磺酸钠、二次改性物、水和水性聚氨酯乳液的质量比为0.65:0.13:6.5:100:36。
对比例1
一种抗菌面料的制备方法,包括如下步骤:将涤纶面料在整理液中于40℃下浸渍处理1h,一浸一轧,轧余率为75%;再经预烘干(温度95℃,时间5min)、烘干(温度40℃,时间36h)处理,即完成抗菌面料的制备;
其中,所述整理液的制备包括如下步骤:
(a)按照煅烧高岭土和壳聚糖质量比1:0.6,将煅烧高岭土加入含壳聚糖的2.2v/v%醋酸水溶液中(壳聚糖浓度为0.06g/mL),搅拌1h后,经离心、洗涤、干燥处理,得一次改性物;随后将所述一次改性物加入到0.8wt% KH550水溶液中,搅拌5h后经水洗、干燥处理,即得二次改性物;其中,煅烧高岭土与KH550的质量比为1:0.1;
(b)将碳纳米管、十二烷基磺酸钠加入到水中,搅拌后再加入步骤(a)所得二次改性物,再次搅拌后加入水性聚氨酯乳液,再次搅拌均匀,即完成所述整理液的制备;其中,碳纳米管、十二烷基磺酸钠、二次改性物、水和水性聚氨酯乳液的质量比为0.7:0.12:6:100:35。
本对比例和实施例1相比,碳纳米管不进行改性处理,相应处理步骤做相应调整,其余物质种类、用量和制备方法均相同。
对比例2
一种抗菌面料的制备方法,包括如下步骤:将涤纶面料在整理液中于40℃下浸渍处理1h,一浸一轧,轧余率为75%;再经预烘干(温度95℃,时间5min)、烘干(温度40℃,时间36h)处理,即完成抗菌面料的制备;
其中,所述整理液的制备包括如下步骤:
(a)按照质量比1:80,将碳纳米管置于混合浓酸(质量比为1:2.5的浓硫酸和浓硝酸混合组成)中于80℃下处理6h,处理完成后经过滤、洗涤、真空干燥处理,即得改性碳纳米管;
(b)将步骤(a)所得改性碳纳米管、十二烷基磺酸钠加入到水中,搅拌后再加入添加物,再次搅拌后加入水性聚氨酯乳液,再次搅拌均匀,即完成所述整理液的制备;其中,改性碳纳米管、十二烷基磺酸钠、添加物(由质量比为1:0.6的煅烧高岭土和壳聚糖构成)、水和水性聚氨酯乳液的质量比为0.7:0.12:6:100:35。
本对比例和实施例1相比,煅烧高岭土和壳聚糖不进行改性处理,相应处理步骤做相应调整,其余物质种类、用量和制备方法均相同。
参照GB/T 20944.3-2008《纺织品抗菌性能的评价第3部分振荡法》对实施例1~3和对比例1~2制备得到的面料进行抗菌性能测试,测试结果见表1所示。
表1抗菌性检测结果
从表1中可以看到,本申请各实施例制备得到的面料抗菌性能好。
尽管已经示出和描述了本发明的实施例,对于本领域的普通技术人员而言,可以理解在不脱离本发明的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型,本发明的范围由所附权利要求及其等同物限定。
Claims (10)
1.一种抗菌面料的制备方法,其特征在于,包括如下步骤:将涤纶、棉纤维、氨纶、莫代尔纤维中的一种或多种面料在整理液中浸渍处理后,再经预烘干、烘干处理,即完成抗菌面料的制备;
其中,所述整理液的制备包括如下步骤:
(a)将碳纳米管置于混合浓酸中处理,处理完成后经过滤、洗涤、真空干燥处理,即得改性碳纳米管;
(b)将煅烧高岭土加入含壳聚糖的醋酸水溶液中,搅拌0.5~2h后,经离心、洗涤、干燥处理,得一次改性物;随后将所述一次改性物加入到KH550水溶液中,搅拌4~8h后经水洗、干燥处理,即得二次改性物;
(c)将步骤(a)所得改性碳纳米管、十二烷基磺酸钠加入到水中,搅拌后再加入步骤(b)所得二次改性物,再次搅拌后加入水性聚氨酯乳液,再次搅拌均匀,即完成所述整理液的制备。
2.根据权利要求1所述的一种抗菌面料的制备方法,其特征在于,面料在整理液中浸渍温度为30~50℃,浸渍时间为0.5~2h。
3.根据权利要求1所述的一种抗菌面料的制备方法,其特征在于,步骤(a)中,混合浓酸由质量比为1:2.5的浓硫酸和浓硝酸混合组成;碳纳米管和混合浓酸的质量比为1:50~90。
4.根据权利要求1所述的一种抗菌面料的制备方法,其特征在于,步骤(a)中,混合浓酸处理温度为75~85℃,处理时间为4~12h。
5.根据权利要求1所述的一种抗菌面料的制备方法,其特征在于,步骤(b)中,含壳聚糖的醋酸水溶液中,醋酸的体积浓度为2.2%,壳聚糖的浓度为0.05~0.2g/mL,煅烧高岭土与壳聚糖的质量比为1:0.3~0.8。
6.根据权利要求1所述的一种抗菌面料的制备方法,其特征在于,步骤(b)中,煅烧高岭土的目数为400目。
7.根据权利要求1所述的一种抗菌面料的制备方法,其特征在于,步骤(b)中,KH550的质量浓度为0.4~1.2%;煅烧高岭土与KH550的质量比为1:0.08~0.2。
8.根据权利要求1所述的一种抗菌面料的制备方法,其特征在于,步骤(c)中,改性碳纳米管、十二烷基磺酸钠、二次改性物、水和水性聚氨酯乳液的质量比为0.5~2:0.1~0.5:3~10:100:25~45。
9.根据权利要求1所述的一种抗菌面料的制备方法,其特征在于,面料预烘干温度95℃,时间为5min;面料烘干温度为40℃,时间为36h。
10.一种权利要求1~9任一项所述方法制备得到的面料。
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